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<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <link rel="stylesheet" href="bootstrap/css/bootstrap.min.css">
    <title>10-shangexitong-test-04 列排序（前后</title>
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<style>
    .row div {
        height: 50px;
        text-align: center;
        background-color: greenyellow;
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<body>
    <div class="container">
        <div class="row">
            <!-- col-md-push-* 是往右推去 -->
            <div class="col-md-4 col-md-push-8">left</div>
            <!-- col-md-pull-* 是往左推去 -->
            <div class="col-md-8 col-md-pull-4">right</div>
        </div>
    </div>
</body>

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